Comparison of anileridine and meperidine as obstetric analgesia. A double blind study of 471 patients.
D000328:Adult; D000700:Analgesics / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D007540:Isonipecotic Acids / Q000627:therapeutic use; D007743:Labor, Obstetric; D008614:Meperidine / Q000627:therapeutic use*; D010546:Perphenazine / Q000627:therapeutic use; D011247:Pregnancy
D000700:Analgesics; D007540:Isonipecotic Acids; D008614:Meperidine; D010546:Perphenazine